2² × 5 × 131 × 157

Prime Factor Structure

Factorization String 2^2 × 5 × 131 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 875,952

Proper Divisor Sum 464,612

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #411337 ← → #411347

1 2 4 5 10 20 131 157 262 314 524 628 655 785 1,310 1,570 2,620 3,140 20,567 41,134 82,268 102,835 205,670 411,340

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

411,340 205,670 102,835 308,506 154,253 462,760 231,380 115,690 57,845 173,536 86,768 43,384 21,692 10,846 5,423 16,270 8,135 24,406 12,203 36,610 18,305 54,916 27,458 13,729 41,188 20,594 10,297 30,892 15,446 7,723 23,170 11,585 34,756 17,378 8,689 26,068 13,034 6,517 19,552 9,776 4,888 2,444 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74

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